题解 | 删除字符串中出现次数最少的字符
删除字符串中出现次数最少的字符
https://www.nowcoder.com/practice/05182d328eb848dda7fdd5e029a56da9
import sys
s=input()
dict={}
goal=0
res=''
for i in s:
if i in dict:
dict[i]+=1
else:
dict[i]=1 #不可缺少，这是初始化dict的值
goal=min(dict.values())#字典的值
for i in s:
if dict[i]!=goal:
res+=i
print(res)